10
AssignmentDropdown

The Endocrine System

Question 10 • Anatomy & Physiology B

The sleep cycle is affected by the testiclepancreaspineal glandpituitary gland.

Answer
A
testicle
B
pancreas
C
pineal gland
D
pituitary gland

Explanation

The pineal gland produces melatonin, a hormone that helps regulate the body’s sleep-wake cycle. Therefore, the correct choice is the pineal gland.

AI-written and checked against the verified answer.

Previous
Next